As a discipline, economics is best described as:
A. the study of how to control the effects of government actions.
B. the study of how to dispose of excess goods and services that nobody wants.
C. the study of how to control the preferences of consumers so there will be enough resources to produce all the goods and services that consumers want.
D. the study of how to maximize profits for firms.
E. the study of how to use scarce resources to satisfy unlimited wants and needs.